4040560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2971}}^1$

素因数の和:3001

約数の個数: 40

約数和(自身を含む): 9950256

約数和(自身を除く): 5909696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2971, 5942, 11884, 14855, 23768, 29710, 47536, 50507, 59420, 101014, 118840, 202028, 237680, 252535, 404056, 505070, 808112, 1010140, 2020280, 4040560]

約数ペア:

[(1, 4040560), (2, 2020280), (4, 1010140), (5, 808112), (8, 505070), (10, 404056), (16, 252535), (17, 237680), (20, 202028), (34, 118840), (40, 101014), (68, 59420), (80, 50507), (85, 47536), (136, 29710), (170, 23768), (272, 14855), (340, 11884), (680, 5942), (1360, 2971)]